Use render with short types names in completion lookup elements

idea/testData/completion/basic/common/FunctionCompletionFormatting.kt

@@ -4,4 +4,4 @@ fun some() {
     tes<caret>
 }
 
-// EXIST: { lookupString:"test", itemText:"test(a: kotlin.Int)" }
+// EXIST: { lookupString:"test", itemText:"test(a: Int)" }

idea/testData/completion/basic/java/ExtensionFromStandardLibrary.kt

@@ -8,5 +8,5 @@ fun firstFun() {
 }
 
 // INVOCATION_COUNT: 1
-// EXIST: { lookupString:"toLinkedList", itemText:"toLinkedList()", tailText:" for kotlin.Iterable<T> in kotlin" }
+// EXIST: { lookupString:"toLinkedList", itemText:"toLinkedList()", tailText:" for Iterable<T> in kotlin" }
 // NUMBER: 1